code: def testZerodB(self):
      input = ones(44100)
      self.assertEquals(Larm(attackTime=0, releaseTime=0)(input), 0.0)
  
file_path: essentia/test/src/unittests/temporal/test_larm.py
imports: from essentia_test import *
label_desc: Use image node_id 3 for calling the TestLarm obj's underlying member method code with example usage: obj.testZerodB() without return types